Ch'alla Qullu (Aymara ch'alla sand, qullu mountain,[2] "sand mountain", also spelled Challa Kkollu) is a mountain in the Chilla-Kimsa Chata mountain range in the Andes of Bolivia which reaches a height of about 4,660 m (15,290 ft).

It is located in the La Paz Department, Ingavi Province, Jesús de Machaca Municipality.

Ch'alla Qullu lies northwest of Chhuxlla Willk'i.

It flows to the south as a right affluent of the Jach'a Jawira.

This La Paz Department geography article is a stub.